/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package vn.hva.bluepumpkin.server.servlets;

import java.io.IOException;
import java.io.PrintWriter;
import java.rmi.RemoteException;
import java.util.Collection;
import javax.ejb.CreateException;
import javax.naming.NamingException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import vn.hva.bluepumpkin.common.util.ServiceLocator;
import vn.hva.bluepumpkin.ejb.session.event.RequestFacadeRemote;
import vn.hva.bluepumpkin.ejb.session.event.RequestFacadeRemoteHome;

/**
 *
 * @author Windows XP
 */
public class ManageRequestServlet extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        Collection reqCol = null;
        try {
            try {
                RequestFacadeRemoteHome facadeRemoteHome = (RequestFacadeRemoteHome) ServiceLocator.getEjbRemoteHome("java:RequestFacade", RequestFacadeRemoteHome.class);
                RequestFacadeRemote facadeRemote = facadeRemoteHome.create();

                //get request id and status
                String flag = request.getParameter("flag");
                String reqid = request.getParameter("reqid");

                //if flag equal to 1, then update the status to 1
                //if flag equal to 2, then update the status to 2
                if (flag.equals("1")) {
                    facadeRemote.changeReqStatus(new Integer(reqid).intValue(),
                            new Integer(flag).intValue(), null);
                }else if(flag.equals("2")){
                    facadeRemote.changeReqStatus(new Integer(reqid).intValue(),
                            new Integer(flag).intValue(), "Rejected");
                }

            } catch (CreateException ex) {
                ex.printStackTrace();
            } catch (RemoteException ex) {
                ex.printStackTrace();
            } catch (NamingException ex) {
                ex.printStackTrace();
            }
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
